To prevent a pencil led from fading is to not bare down so hard on the paper.
lead+wood
very hard
With a pen it's about 10k With a pencil it's about 100k With a pen pencil with one lead it's about 3k
The inside of a pencil is called "lead". It is graphite and it is what allows the pencil to write.The outer shell of a pencil consists of wood whilst the inside usually contains a stick of graphite/lead that can vary in width.
A pencil works for having carbon inside it. when you put a lead inside it. There is another type of pen pencil
lead pen because a lead pencil is a regular pencil.
Pencil lead does not have coal. Pencil lead contains graphite.
lead pencil is incorrect because it lead pencil
there is no lead in lead pencil.
There is no lead in pencil - Pencil is made from graphite
Pencil lead is a compound
Pencil lead isn't really lead, it is graphite, a form of carbon. Pencil lead doesn't have any lead in it whatsoever.
The formula for pencil lead is c3,h2o
we get lead of pencil from the mixture of clay and graphite
The lead pencil was invented on 1564.
Pencil lead is a conductor.
Pencil lead is made of graphite and clay. Newer recipes for pencil lead use waxy polymers to bind the graphite to produce a lead that does not snap when the pencil is flexed.